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81a9bfe915
This switches to the workaround that HSA defaults to for the mesa path. This should be applied to the 4.0 branch. Patch by Vedran Miletić <vedran@miletic.net> llvm-svn: 292982
68 lines
2.4 KiB
LLVM
68 lines
2.4 KiB
LLVM
; RUN: llc -march=amdgcn < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
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; RUN: llc -march=amdgcn -mcpu=tonga -mattr=-flat-for-global < %s | FileCheck -check-prefix=SI -check-prefix=FUNC %s
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; RUN: llc -march=r600 -mcpu=redwood < %s | FileCheck -check-prefix=R600 -check-prefix=FUNC %s
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; FUNC-LABEL: {{^}}round_f32:
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; SI-DAG: s_load_dword [[SX:s[0-9]+]]
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; SI-DAG: s_brev_b32 [[K:s[0-9]+]], -2{{$}}
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; SI-DAG: v_trunc_f32_e32 [[TRUNC:v[0-9]+]], [[SX]]
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; SI-DAG: v_sub_f32_e32 [[SUB:v[0-9]+]], [[SX]], [[TRUNC]]
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; SI-DAG: v_mov_b32_e32 [[VX:v[0-9]+]], [[SX]]
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; SI: v_bfi_b32 [[COPYSIGN:v[0-9]+]], [[K]], 1.0, [[VX]]
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; SI: v_cmp_ge_f32_e64 vcc, |[[SUB]]|, 0.5
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; SI: v_cndmask_b32_e32 [[SEL:v[0-9]+]], 0, [[VX]]
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; SI: v_add_f32_e32 [[RESULT:v[0-9]+]], [[SEL]], [[TRUNC]]
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; SI: buffer_store_dword [[RESULT]]
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; R600: TRUNC {{.*}}, [[ARG:KC[0-9]\[[0-9]+\]\.[XYZW]]]
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; R600-DAG: ADD {{.*}},
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; R600-DAG: BFI_INT
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; R600-DAG: SETGE
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; R600-DAG: CNDE
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; R600-DAG: ADD
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define void @round_f32(float addrspace(1)* %out, float %x) #0 {
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%result = call float @llvm.round.f32(float %x) #1
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store float %result, float addrspace(1)* %out
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ret void
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}
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; The vector tests are really difficult to verify, since it can be hard to
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; predict how the scheduler will order the instructions. We already have
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; a test for the scalar case, so the vector tests just check that the
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; compiler doesn't crash.
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; FUNC-LABEL: {{^}}round_v2f32:
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; SI: s_endpgm
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; R600: CF_END
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define void @round_v2f32(<2 x float> addrspace(1)* %out, <2 x float> %in) #0 {
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%result = call <2 x float> @llvm.round.v2f32(<2 x float> %in) #1
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store <2 x float> %result, <2 x float> addrspace(1)* %out
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ret void
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}
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; FUNC-LABEL: {{^}}round_v4f32:
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; SI: s_endpgm
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; R600: CF_END
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define void @round_v4f32(<4 x float> addrspace(1)* %out, <4 x float> %in) #0 {
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%result = call <4 x float> @llvm.round.v4f32(<4 x float> %in) #1
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store <4 x float> %result, <4 x float> addrspace(1)* %out
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ret void
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}
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; FUNC-LABEL: {{^}}round_v8f32:
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; SI: s_endpgm
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; R600: CF_END
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define void @round_v8f32(<8 x float> addrspace(1)* %out, <8 x float> %in) #0 {
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%result = call <8 x float> @llvm.round.v8f32(<8 x float> %in) #1
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store <8 x float> %result, <8 x float> addrspace(1)* %out
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ret void
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}
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declare float @llvm.round.f32(float) #1
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declare <2 x float> @llvm.round.v2f32(<2 x float>) #1
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declare <4 x float> @llvm.round.v4f32(<4 x float>) #1
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declare <8 x float> @llvm.round.v8f32(<8 x float>) #1
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attributes #0 = { nounwind }
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attributes #1 = { nounwind readnone }
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